#define _GNU_SOURCE #include #include #include #include #include #include #include #include #include "die.h" #include "dev.h" #include "ioops.h" #include "str.h" #include "xutils.h" int open_or_die(const char *file, int flags) { int ret = open(file, flags); if (ret < 0) panic("Cannot open file %s! %s.\n", file, strerror(errno)); return ret; } int open_or_die_m(const char *file, int flags, mode_t mode) { int ret = open(file, flags, mode); if (ret < 0) panic("Cannot open or create file %s! %s.", file, strerror(errno)); return ret; } void create_or_die(const char *file, mode_t mode) { int fd = open_or_die_m(file, O_WRONLY | O_CREAT, mode); close(fd); } void pipe_or_die(int pipefd[2], int flags) { int ret = pipe2(pipefd, flags); if (ret < 0) panic("Cannot create pipe2 event fd! %s.\n", strerror(errno)); } int tun_open_or_die(char *name, int type) { int fd, ret; short flags; struct ifreq ifr; if (!name) panic("No name provided for tundev!\n"); fd = open_or_die("/dev/net/tun", O_RDWR); memset(&ifr, 0, sizeof(ifr)); ifr.ifr_flags = type; strlcpy(ifr.ifr_name, name, IFNAMSIZ); ret = ioctl(fd, TUNSETIFF, &ifr); if (ret < 0) panic("ioctl screwed up! %s.\n", strerror(errno)); ret = fcntl(fd, F_SETFL, fcntl(fd, F_GETFL) | O_NONBLOCK); if (ret < 0) panic("fctnl screwed up! %s.\n", strerror(errno)); flags = device_get_flags(name); flags |= IFF_UP | IFF_RUNNING; device_set_flags(name, flags); return fd; } ssize_t read_or_die(int fd, void *buf, size_t len) { ssize_t ret = read(fd, buf, len); if (ret < 0) { if (errno == EPIPE) die(); panic("Cannot read from descriptor! %s.\n", strerror(errno)); } return ret; } ssize_t write_or_die(int fd, const void *buf, size_t len) { ssize_t ret = write(fd, buf, len); if (ret < 0) { if (errno == EPIPE) die(); panic("Cannot write to descriptor! %s.", strerror(errno)); } return ret; } a1'>commitdiff
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authorStephen Boyd <sboyd@codeaurora.org>2016-04-15 15:40:49 -0700
committerStephen Boyd <sboyd@codeaurora.org>2016-04-15 15:40:49 -0700
commit2c49477f2a0fdccfe4765326efa5567c5b259aa1 (patch)
tree03c03a8b35b019133058a5f00e4b6649b5ada060 /.mailmap
parent2aac7ddf9a410e3418c9cc69618f304550466793 (diff)
parent7196c52c9377df0175b510ff5896bda524f7345e (diff)
Merge tag 'imx-clk-fixes-4.6' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux into clk-fixes
The i.MX clk fixes for 4.6: - Fix the typo in CAN clock definition which is introduced by commit ee36027427c7 ("clk: imx: Add clock support for imx6qp") * tag 'imx-clk-fixes-4.6' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux: clk: imx6q: fix typo in CAN clock definition
Diffstat (limited to '.mailmap')